eta 251.292 User Manual

ETA 251.292
A B
C
D
E
F
I II
III
I II
III
B
AC
B
AC
I II
III
I
I
I
I
I
I
B
AC
B
AC
B
AC
B
AC
B
AC
B
AC
317 255 - 02/00
Pushbutton A
30 minute
timer
1/10 second
timer
Second
hand
Minute
hand
Hour
hand
Setting crown
(Position I, II, III)
60 second
timer
60 second timer
(split-second hand)
Watch hands
DISPLAY
Date
indicator
Set the hand of
the 30 minute
timer to zero
Set the
hand of the
60 second
timer to zero
Split-second
hand
Set the
hand of the
60 second
timer to zero
Setting crown in position II or III
Setting crown
Set the hand
of the 1/10
second timer
to zero
SETTING THE TIMERS TO ZERO
Setting crown in position II or III
SETTING THE TIME & CORRECTION
Correction
of hour and
minute hand
and date at
every passing
at midnight
1
START
3
WARNING
Before starting the time, put back the chronograph
hands to their original position.
If necessary, see paragraph SETTING THE TIMERS
TO ZERO.
Simple timing function
Reset to zero
3
1 to order of functions
Setting crown
in position I
TIMING MODE
Correction 
of date and
time zone
TIMING MODE
ADD FUNCTION
X
1
to order of functions
START
Reset to zero
X
Setting crown in position I
1
2
STOP Read
3
RESTART
4
STOP Read
5
RESTART
6
STOP Read
Split-time or intermediate time function
START
5
1
to order of functions
RESTART
(split second)
TIMING MODE
Note:
Setting crown in position III : STOP-SECOND
Note:
The time catched up can be 30 minutes at max.
(Exclusive worldwide function).
1
STOP
Read
intermediate
time 1
- 1 minute
- 57 sec.
- 6/10 sec.
STOP
Read
intermediate
time 2
- 3 minutes
- 5 sec.
- 4/10 sec.
STOP
Read time
- 5 minutes
- 57 seconds
- 7/10 sec.
2 4
RESTART
(split second)
3 5
2
Pushbutton C
Pushbutton B
HG I
I
I
I
I
I
I
I I
I
B
AC
B
AC
B
AC
B
AC
I
B
AC
B
AC
B
AC
B
AC
B
AC
B
AC
Memo function
TIMING MODE (cont.)
Split-time or intermediate time function
7
to order of functions
STOP
Read 
last time
- 8 minutes
- 11 sec.
- 6/10 sec.
TIMING MODE (cont.)
6
Reset to zero
7
X
1
to order of functions
2
Stop read the first intermediate time
1
Start
1
Start
FlyÐback
STOP
Read
intermediate
time 1
- 1 minute
- 35 sec.
- 5/10 sec.
2
STOP
Read
intermediate
time 2
- 2 minutes
- 10 sec.
- 8/10 sec.
4
5
Stop read last time
4
Stop read second intermediate time
Timing restart without resetting to zero.
7
Read last measured time
8
Read again last registered intermediate time
9
Read again last measured time...
6
Read last registered intermediate time
3
Restart
STOP
Read last time
- 3 minutes
- 30 sec.
- 8/10 sec.
5
- 2 minutes
- 10 sec.
- 8/10 sec.
6
7
Reset
to zero
X
2
FlyÐback function
TIMING MODE (cont.)
6

eta 251.292 Specifications

General

Movement Type	Automatic
Diameter	25.6 mm
Height	4.6 mm
Power Reserve	38 hours
Functions	Hours, minutes, seconds, date

Summary

Watch Display and Basic Settings

Display Overview

Details the various hands and indicators on the watch face.

Setting Timers to Zero

Instructions for resetting all chronograph hands to their zero position.

Setting Time and Date Correction

Procedure for adjusting the time and correcting the date at midnight.

Timing Mode Functions

Simple Timing Function

How to perform a basic start, stop, and reset timing operation.

Add Function

Procedure for adding intermediate time measurements in sequence.

Split-time or Intermediate Time Function

How to measure and read intermediate split times during an ongoing measurement.

Memo Function

Instructions for using the memo function to record intermediate times.

Flyback Function

Procedure for restarting the chronograph timing without stopping it.